Standardize usage of virtual/override/final in chrome/browser/signin/

chrome/browser/signin/chrome_signin_client.h

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CHROME_BROWSER_SIGNIN_CHROME_SIGNIN_CLIENT_H_
 #define CHROME_BROWSER_SIGNIN_CHROME_SIGNIN_CLIENT_H_
 
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
 #include "components/signin/core/browser/signin_client.h"
 #include "content/public/browser/notification_observer.h"
 #include "content/public/browser/notification_registrar.h"
 #include "content/public/browser/render_process_host_observer.h"
 
 class CookieSettings;
 class Profile;
 
 class ChromeSigninClient : public SigninClient,
                            public content::NotificationObserver,
                            public content::RenderProcessHostObserver {
  public:
   explicit ChromeSigninClient(Profile* profile);
-  virtual ~ChromeSigninClient();
+  ~ChromeSigninClient() override;
 
   // Utility methods.
   static bool ProfileAllowsSigninCookies(Profile* profile);
   static bool SettingsAllowSigninCookies(CookieSettings* cookie_settings);
 
   // Tracks the privileged signin process identified by |host_id| so that we
   // can later ask (via IsSigninProcess) if it is safe to sign the user in from
   // the current context (see OneClickSigninHelper).  All of this tracking
   // state is reset once the renderer process terminates.
   //
   // N.B. This is the id returned by RenderProcessHost::GetID().
   // TODO(guohui): Eliminate these APIs once the web-based signin flow is
   // replaced by a native flow. crbug.com/347247
-  virtual void SetSigninProcess(int host_id) override;
-  virtual void ClearSigninProcess() override;
-  virtual bool IsSigninProcess(int host_id) const override;
-  virtual bool HasSigninProcess() const override;
+  void SetSigninProcess(int host_id) override;
+  void ClearSigninProcess() override;
+  bool IsSigninProcess(int host_id) const override;
+  bool HasSigninProcess() const override;
 
   // content::RenderProcessHostObserver implementation.
-  virtual void RenderProcessHostDestroyed(content::RenderProcessHost* host)
-      override;
+  void RenderProcessHostDestroyed(content::RenderProcessHost* host) override;
 
   // SigninClient implementation.
-  virtual PrefService* GetPrefs() override;
-  virtual scoped_refptr<TokenWebData> GetDatabase() override;
-  virtual bool CanRevokeCredentials() override;
-  virtual std::string GetSigninScopedDeviceId() override;
-  virtual void OnSignedOut() override;
-  virtual net::URLRequestContextGetter* GetURLRequestContext() override;
-  virtual bool ShouldMergeSigninCredentialsIntoCookieJar() override;
-  virtual bool IsFirstRun() const override;
-  virtual base::Time GetInstallDate() override;
+  PrefService* GetPrefs() override;
+  scoped_refptr<TokenWebData> GetDatabase() override;
+  bool CanRevokeCredentials() override;
+  std::string GetSigninScopedDeviceId() override;
+  void OnSignedOut() override;
+  net::URLRequestContextGetter* GetURLRequestContext() override;
+  bool ShouldMergeSigninCredentialsIntoCookieJar() override;
+  bool IsFirstRun() const override;
+  base::Time GetInstallDate() override;
 
   // Returns a string describing the chrome version environment. Version format:
   // <Build Info> <OS> <Version number> (<Last change>)<channel or "-devel">
   // If version information is unavailable, returns "invalid."
-  virtual std::string GetProductVersion() override;
-  virtual scoped_ptr<CookieChangedCallbackList::Subscription>
-      AddCookieChangedCallback(const CookieChangedCallback& callback) override;
-  virtual void GoogleSigninSucceeded(const std::string& account_id,
-                                     const std::string& username,
-                                     const std::string& password) override;
+  std::string GetProductVersion() override;
+  scoped_ptr<CookieChangedCallbackList::Subscription> AddCookieChangedCallback(
+      const CookieChangedCallback& callback) override;
+  void GoogleSigninSucceeded(const std::string& account_id,
+                             const std::string& username,
+                             const std::string& password) override;
 
   // content::NotificationObserver implementation.
-  virtual void Observe(int type,
-                       const content::NotificationSource& source,
-                       const content::NotificationDetails& details) override;
+  void Observe(int type,
+               const content::NotificationSource& source,
+               const content::NotificationDetails& details) override;
 
  private:
   void RegisterForCookieChangedNotification();
   void UnregisterForCookieChangedNotification();
 
   Profile* profile_;
   content::NotificationRegistrar registrar_;
 
   // The callbacks that will be called when notifications about cookie changes
   // are received.
   base::CallbackList<void(const net::CanonicalCookie* cookie)> callbacks_;
 
   // See SetSigninProcess. Tracks the currently active signin process
   // by ID, if there is one.
   int signin_host_id_;
 
   // The RenderProcessHosts being observed.
   std::set<content::RenderProcessHost*> signin_hosts_observed_;
 
   DISALLOW_COPY_AND_ASSIGN(ChromeSigninClient);
 };
 
 #endif  // CHROME_BROWSER_SIGNIN_CHROME_SIGNIN_CLIENT_H_